what is your budget, HK$2000 or HK$400?>
cheap end smart candy, 1ghz cpu, andriod media hdmi stick, has sd card, and requires a simple mouse, can't really handle 1080p ( jerky), but 720p silky smooth, plenty of apps, can decode 720p video, but at HK$350, it's cheap and has wifi,
HK$2000, ps3 is a good way of doing dsnl, has bluray, can stream from your pc, mobile phone, network drive, you can get a dedicated remote, has up to 500 gb hdd, older used models as cheap as a HK$1000 ( with smaller hdd, but you can use any 2.5"hdd to upgrade and has slot in bluray/dvd), but new 500gb is only HK$2380 or 250gb for 2180
HK$ 1000, wd live, has more codec support
or sony xperia phone with mhl, you can control phone, acess media, play movies/mp with tv remote ( any cec compatible tv which most tv from 2010 are), download hd content and stream from your pc, newwork drive to phone via tv, i am using xperia tx with mhl dock and it's wicked, there is a lot of cheap older phones with mhl can be mirrored on tv via cheap adaptor(, but only sony xperia are reported to be cec compatible)